Seborrheic dermatitis occurs in areas with a high distribution of sebaceous glands, such as the scalp, face, chest and folds. It occurs on the scalp and starts as mildly flushed patches covered with gray-white bran-like scales with mild itching, and the rash expands to reveal greasy scaly map-like patches; in severe cases, it is accompanied by oozing, thick crusts and a foul odor, and can invade the entire head. Hair may fall out and thinning. Facial damage is mostly seen on the nose, nasolabial folds and the arch of the eyebrows, with pale red patches covered with greasy yellow scales, often with an oily face. On the chest and scapulae, it starts as a small reddish-brown follicular papule with greasy scales, and then gradually becomes a ring-like patch with fine scales in the center and dark red papules and larger greasy patches at the edges. It is a well-defined erythema with few flakes and moist, often accompanied by vesicles and oozing. It is mostly seen in 30 to 50 years old, especially in obese middle-aged people. The disease is chronic, prone to recurrent attacks, often accompanied by folliculitis, blepharitis, facial often with acne, rosacea mite dermatitis complications. The most fundamental and effective way to stop seborrheic dermatitis is to inhibit the abnormal secretion of sebum, reduce the inflammatory response at the lesions, and thoroughly detoxify the skin to prevent the release of histamine and histamine receptors, and to stop itching.
The typical lesion is a dark yellow-red spot, patch or macule with clear edges, covered with greasy scales or scabs. The clinical manifestations vary slightly depending on the location of the lesion; 2. The rash is usually found on the scalp, eyebrows, eyelids, nose and sides, behind the ears, neck, forehead and upper back in the interscapular area, axilla, groin, umbilicus and other areas rich in sebaceous glands; 3. The lesions are overflowing red patches with yellow crusts.
The first symptoms of seborrheic dermatitis, also known as seborrheic alopecia, often occur after seborrheic dermatitis, usually starting from the top of the head. The first symptoms of dermatitis are skin inflammation centered on the mouth of the hair follicle, manifested as a small papule, and gradually expand, forming a clear border of moist greasy scaly plaques, and in severe cases, the full scalp can be covered with dirty scabs. There is another kind of dryness, with grayish white chaffy scales – dandruff all over the head. The former is called wet seborrheic dermatitis, while the latter is called dry seborrheic dermatitis. Both are itchy and both can cause hair loss. The causative agent of dermatitis is a fungus.
The fungal seborrheic dermatitis, first of all, is excessive sebum secretion, fungus take advantage of the situation, so that the skin appears chronic inflammation; then cause the capsule inflammatory series of reactions, so that hair growth, development, metabolic disorder, hair is also followed by sparse hair loss.
It is very different from baldness, which is a symptom of hair loss without sebum secretion.
Excessive sebum secretion is related to the nervous system or endocrine dysfunction, constipation and the preference for stimulating foods may be triggering factors, and eating more fat and washing hair too often are also causes. In the past, few monks suffered from seborrheic dermatitis, which was related to their vegetarian diet and not overstressing their nervous system. The frequent hair washers, destroy the sebaceous gland mouth obstruction, make sebum secretion too much, forming a fungal hotbed with fatty acids.
The seborrheic dermatitis is related to excess sebum secretion, diet, life, bacterial infection and many other factors. If left untreated for a long time, the sebum erodes the hair and easily breeds bacterial infection, leading to hair destruction and gradually causing hair loss symptoms, eventually leading to baldness or hair loss.
Abuse of hormone-containing drugs will only cause seborrheic dermatitis to become more serious!
In recent years, some patients with seborrheic dermatitis have been found to suffer from more serious side effects and adverse consequences due to the abuse of hormonal drugs.
Several patients with seborrheic dermatitis have not only experienced side effects on their facial skin, but have also suffered from pharmacogenic Cushing’s syndrome due to years of rotating the application of various corticosteroids such as dermocorticosteroid cream, dermatoplanin cream, skin relaxation cream, blemish cream, beclomethasone cream and other topical rubs. It can be seen that even a small area of topical corticosteroids, if too long, can also lead to systemic side effects of the organism. This is a good way to get the most out of the seborrheic dermatitis treatment. The long-term topical use of these drugs can cause skin atrophy, thinning, capillary dilation, pigmentation, skin wrinkling and aging, and internal use can cause obesity, hirsutism, acne, elevated blood sugar, hypertension, edema caused by water and sodium retention, reduced blood potassium, menstrual disorders, osteoporosis, aseptic osteonecrosis, bleeding ulcers of the stomach and duodenum, and other conditions.
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2, give appropriate protection: once the seborrheic dermatitis, in addition to avoid further damage, you can also use some hypoallergenic cream protection, as soon as possible to form a good sebum film, to avoid further damage!
3. Do not over-clean: In seborrheic dermatitis skin, use a less irritating cleanser to avoid further injury and also to prevent triggering!
4, should not use makeup remover, water washable makeup remover oil and other makeup removal products: In addition to makeup remover, in order to allow the oil to be dissolved by water, water washable makeup oil add many surfactants, for seborrheic dermatitis skin often has irritation Oh!
5, relax: stress is the number one enemy of seborrheic dermatitis!
In addition to the above, there is a new non-steroidal drug available for seborrheic dermatitis, and that is the U.S. San Miguel’s seborrheic dermatitis kit. It allows patients to get rid of the previous steroid medication is effective, but only short-term use, non-steroidal drugs are not effective. Now the new non-steroidal drugs are not only effective, but also can be used for a long time, which is a great blessing for patients.
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2, seborrheic dermatitis internal medicine: (1) vitamin B group preparations, such as vitamin B6 B2 B1. (2) Some people advocate taking ketoconazole or tetracycline 3, seborrheic dermatitis topical medicine: the principle of debridement, anti-inflammatory, antiseptic, antipruritic, commonly used compound sulfur lotion, or Hilsen liquid.
4, seborrheic dermatitis Chinese medicine treatment: flushing, oozing, crusting can clear heat, detoxification, diuretic for the treatment, with gentian diarrhea liver soup plus reduction. When there is only itching but no exudation, the treatment is to nourish blood, moisten dryness, dispel wind and clear heat. Add and subtract with Expel Wind for Muscle.